/***************************************************************************
 * Copyright 2012-2013 TXT e-solutions SpA
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 * This work was performed within the IoT_at_Work Project
 * and partially funded by the European Commission's
 * 7th Framework Programme under the contract ICT-257367.
 *
 * Authors:
 *      Salvatore Piccione (TXT e-solutions SpA)
 *
 * Contributors:
 *        Domenico Rotondi (TXT e-solutions SpA)
 **************************************************************************/
package it.txt.ens.client.publisher.impl;

import java.util.Date;
import java.util.Map;

import it.txt.ens.client.core.ENSEvent;
import it.txt.ens.client.impl.AbstractENSEvent;
import it.txt.ens.client.publisher.factory.ENSEventFactory;

/**
 * Provides the default implementation of {@link ENSEventFactory}.
 * 
 * @author Salvatore Piccione (TXT e-solutions SpA - salvatore.piccione AT txtgroup.com)
 * @author Domenico Rotondi (TXT e-solutions SpA - domenico.rotondi AT txtgroup.com)
 *
 */
public class BasicENSEventFactory implements ENSEventFactory {
    
    public BasicENSEventFactory () {
        super();
    }

    /* (non-Javadoc)
     * @see it.txt.ens.client.publisher.factory.ENSEventFactory#create(java.util.Map, byte[], java.util.Date, boolean)
     */
    @Override
    @Deprecated
    public ENSEvent create(Map<String, Object> headers, byte[] payload,
            Date timestamp, boolean isPersistent) {
        return create(headers, payload, ENSEvent.DEFAULT_CONTENT_TYPE, ENSEvent.DEFAULT_CONTENT_ENCODING,
            ENSEvent.DEFAULT_PRIORITY, timestamp, isPersistent);
    }

    /* (non-Javadoc)
     * @see it.txt.ens.client.publisher.factory.ENSEventFactory#create(java.util.Map, byte[], java.lang.String, java.lang.String, int, java.util.Date, boolean)
     */
    @Override
    @Deprecated
    public ENSEvent create(Map<String, Object> headers, byte[] payload,
            String contentType, String contentEncoding, int priority,
            Date timestamp, boolean isPersistent) {
        return new ENSEventToBePublished(null, headers, payload, contentType, contentEncoding,
            priority, isPersistent, null);
    }
    
    private class ENSEventToBePublished extends AbstractENSEvent {

        /**
         * @param pattern
         * @param headers
         * @param payload
         * @param contentType
         * @param contentEncoding
         * @param priority
         * @param timestamp <b>(since version 1.1.0 this parameter is ignored)</b>
         * @param isPersistent
         * @param applicationID
         */
        @Deprecated
        public ENSEventToBePublished(String pattern,
                Map<String, Object> headers, byte[] payload,
                String contentType, String contentEncoding, int priority,
                Date timestamp, boolean isPersistent, String applicationID) {
            super(pattern, headers, payload, contentType, contentEncoding, priority,
                    new Date(), isPersistent, applicationID);
        }
        
        /**
         * @param pattern
         * @param headers
         * @param payload
         * @param contentType
         * @param contentEncoding
         * @param priority
         * @param timestamp
         * @param isPersistent
         * @param applicationID
         */
        public ENSEventToBePublished(String pattern,
                Map<String, Object> headers, byte[] payload,
                String contentType, String contentEncoding, int priority,
                boolean isPersistent, String applicationID) {
            super(pattern, headers, payload, contentType, contentEncoding, priority,
                    new Date(), isPersistent, applicationID);
        }

        /* (non-Javadoc)
         * @see it.txt.ens.client.impl.AbstractENSEvent#validate(java.lang.String, java.util.Map, byte[], java.lang.String, java.lang.String, int, java.util.Date, boolean, java.lang.String)
         */
        @Override
        protected void validate(String pattern, Map<String, Object> headers,
                byte[] payload, String contentType, String contentEncoding,
                int priority, Date timestamp, boolean isPersistent,
                String applicationID) throws IllegalArgumentException {
            // TODO
        }
        
    }

    /* (non-Javadoc)
     * @see it.txt.ens.client.publisher.factory.ENSEventFactory#create(java.util.Map, byte[], boolean)
     */
    @Override
    public ENSEvent create(Map<String, Object> headers, byte[] payload,
            boolean isPersistent) {
        return create(headers, payload, ENSEvent.DEFAULT_CONTENT_TYPE, ENSEvent.DEFAULT_CONTENT_ENCODING,
            ENSEvent.DEFAULT_PRIORITY, isPersistent);
    }

    /* (non-Javadoc)
     * @see it.txt.ens.client.publisher.factory.ENSEventFactory#create(java.util.Map, byte[], java.lang.String, java.lang.String, int, boolean)
     */
    @Override
    public ENSEvent create(Map<String, Object> headers, byte[] payload,
            String contentType, String contentEncoding, int priority,
            boolean isPersistent) {
        return new ENSEventToBePublished(null, headers, payload, contentType, contentEncoding,
                priority, isPersistent, null);
    }

}
